public async Task <ActionResult> GetInstances(
string org,
string appId,
[FromQuery(Name = "process.currentTask")] string currentTaskId,
[FromQuery(Name = "process.isComplete")] bool?processIsComplete,
[FromQuery(Name = "process.isInError")] bool?processIsInError,
[FromQuery(Name = "process.endState")] string processEndState,
[FromQuery] int?instanceOwnerId,
[FromQuery] string labels,
[FromQuery] string lastChangedDateTime,
[FromQuery] string createdDateTime,
[FromQuery] string visibleDateTime,
[FromQuery] string dueDateTime,
string continuationToken,
int?size)
{
int pageSize = size ?? 100;
string selfContinuationToken = null;
if (!string.IsNullOrEmpty(continuationToken))
{
selfContinuationToken = continuationToken;
continuationToken = HttpUtility.UrlDecode(continuationToken);
}
Dictionary <string, StringValues> queryParams = QueryHelpers.ParseQuery(Request.QueryString.Value);
string host = $"{Request.Scheme}://{Request.Host.ToUriComponent()}";
string url = Request.Path;
string query = Request.QueryString.Value;
logger.LogInformation($"uri = {url}{query}");
try
{
InstanceQueryResponse result = await _instanceRepository.GetInstancesOfApplication(queryParams, continuationToken, pageSize);
if (result.TotalHits == 0)
{
return(NotFound($"Did not find any instances"));
}
if (!string.IsNullOrEmpty(result.Exception))
{
return(BadRequest(result.Exception));
}
string nextContinuationToken = HttpUtility.UrlEncode(result.ContinuationToken);
result.ContinuationToken = null;
HALResponse response = new HALResponse(result);
if (continuationToken == null)
{
string selfUrl = $"{host}{url}{query}";
result.Self = selfUrl;
Link selfLink = new Link("self", selfUrl);
response.AddLinks(selfLink);
}
else
{
string selfQueryString = BuildQueryStringWithOneReplacedParameter(
queryParams,
"continuationToken",
selfContinuationToken);
string selfUrl = $"{host}{url}{selfQueryString}";
result.Self = selfUrl;
Link selfLink = new Link("self", selfUrl);
response.AddLinks(selfLink);
}
if (nextContinuationToken != null)
{
string nextQueryString = BuildQueryStringWithOneReplacedParameter(
queryParams,
"continuationToken",
nextContinuationToken);
string nextUrl = $"{host}{url}{nextQueryString}";
result.Next = nextUrl;
Link nextLink = new Link("next", nextUrl);
response.AddLinks(nextLink);
}
// add self links to platform
result.Instances.ForEach(i => AddSelfLinks(Request, i));
StringValues acceptHeader = Request.Headers["Accept"];
if (acceptHeader.Any() && acceptHeader.Contains("application/hal+json"))
{
/* Response object should be expressed as HAL (Hypertext Application Language) with _embedded and _links.
* Thus we reset the response object's inline instances, next and self elements.*/
response.AddEmbeddedCollection("instances", result.Instances);
result.Instances = null;
result.Next = null;
result.Self = null;
}
return(Ok(response));
}
catch (Exception e)
{
logger.LogError("exception", e);
return(StatusCode(500, $"Unable to perform query due to: {e.Message}"));
}
}
public async Task <ActionResult> GetInstances(
string org,
string appId,
[FromQuery(Name = "process.currentTask")] string currentTaskId,
[FromQuery(Name = "process.isComplete")] bool?processIsComplete,
[FromQuery(Name = "process.endEvent")] string processEndEvent,
[FromQuery(Name = "process.ended")] string processEnded,
[FromQuery(Name = "instanceOwner.partyId")] int?instanceOwnerPartyId,
[FromQuery(Name = "appOwner.labels")] string labels,
[FromQuery] string lastChanged,
[FromQuery] string created,
[FromQuery(Name = "visibleAfter")] string visibleAfter,
[FromQuery] string dueBefore,
string continuationToken,
int?size)
{
int pageSize = size ?? 100;
string selfContinuationToken = null;
if (!string.IsNullOrEmpty(continuationToken))
{
selfContinuationToken = continuationToken;
continuationToken = HttpUtility.UrlDecode(continuationToken);
}
Dictionary <string, StringValues> queryParams = QueryHelpers.ParseQuery(Request.QueryString.Value);
string host = $"{Request.Scheme}://{Request.Host.ToUriComponent()}";
string url = Request.Path;
string query = Request.QueryString.Value;
_logger.LogInformation($"uri = {url}{query}");
try
{
InstanceQueryResponse result = await _instanceRepository.GetInstancesOfApplication(queryParams, continuationToken, pageSize);
if (!string.IsNullOrEmpty(result.Exception))
{
return(BadRequest(result.Exception));
}
string nextContinuationToken = HttpUtility.UrlEncode(result.ContinuationToken);
result.ContinuationToken = null;
QueryResponse <Instance> response = new QueryResponse <Instance>
{
Instances = result.Instances,
Count = result.Instances.Count,
TotalHits = result.TotalHits ?? 0
};
if (continuationToken == null)
{
string selfUrl = $"{host}{url}{query}";
response.Self = selfUrl;
}
else
{
string selfQueryString = BuildQueryStringWithOneReplacedParameter(
queryParams,
"continuationToken",
selfContinuationToken);
string selfUrl = $"{host}{url}{selfQueryString}";
response.Self = selfUrl;
}
if (nextContinuationToken != null)
{
string nextQueryString = BuildQueryStringWithOneReplacedParameter(
queryParams,
"continuationToken",
nextContinuationToken);
string nextUrl = $"{host}{url}{nextQueryString}";
response.Next = nextUrl;
}
// add self links to platform
result.Instances.ForEach(i => AddSelfLinks(Request, i));
return(Ok(response));
}
catch (Exception e)
{
_logger.LogError($"Unable to perform query on instances due to: {e}");
return(StatusCode(500, $"Unable to perform query on instances due to: {e.Message}"));
}
}
public async Task <ActionResult <QueryResponse <Instance> > > GetInstances(
[FromQuery] string org,
[FromQuery] string appId,
[FromQuery(Name = "process.currentTask")] string currentTaskId,
[FromQuery(Name = "process.isComplete")] bool?processIsComplete,
[FromQuery(Name = "process.endEvent")] string processEndEvent,
[FromQuery(Name = "process.ended")] string processEnded,
[FromQuery(Name = "instanceOwner.partyId")] int?instanceOwnerPartyId,
[FromQuery] string lastChanged,
[FromQuery] string created,
[FromQuery(Name = "visibleAfter")] string visibleAfter,
[FromQuery] string dueBefore,
string continuationToken,
int?size)
{
int pageSize = size ?? 100;
string selfContinuationToken = null;
if (string.IsNullOrEmpty(org) && string.IsNullOrEmpty(appId))
{
return(BadRequest("Org or AppId must be defined."));
}
org = string.IsNullOrEmpty(org) ? appId.Split('/')[0] : org;
_logger.LogInformation($" // InstancesController // GetInstances // Tyring to get instances for org: {org}");
if (!AuthorizationHelper.VerifyOrgInClaimPrincipal(org, HttpContext.User))
{
return(Forbid());
}
if (!string.IsNullOrEmpty(continuationToken))
{
selfContinuationToken = continuationToken;
continuationToken = HttpUtility.UrlDecode(continuationToken);
}
Dictionary <string, StringValues> queryParams = QueryHelpers.ParseQuery(Request.QueryString.Value);
string host = $"https://{_generalSettings.GetHostName}";
string url = Request.Path;
string query = Request.QueryString.Value;
_logger.LogInformation($"uri = {url}{query}");
try
{
InstanceQueryResponse result = await _instanceRepository.GetInstancesOfApplication(queryParams, continuationToken, pageSize);
if (!string.IsNullOrEmpty(result.Exception))
{
return(BadRequest(result.Exception));
}
string nextContinuationToken = HttpUtility.UrlEncode(result.ContinuationToken);
result.ContinuationToken = null;
QueryResponse <Instance> response = new QueryResponse <Instance>
{
Instances = result.Instances,
Count = result.Instances.Count,
TotalHits = result.TotalHits ?? 0
};
if (continuationToken == null)
{
string selfUrl = $"{host}{url}{query}";
response.Self = selfUrl;
}
else
{
string selfQueryString = BuildQueryStringWithOneReplacedParameter(
queryParams,
"continuationToken",
selfContinuationToken);
string selfUrl = $"{host}{url}{selfQueryString}";
response.Self = selfUrl;
}
if (nextContinuationToken != null)
{
string nextQueryString = BuildQueryStringWithOneReplacedParameter(
queryParams,
"continuationToken",
nextContinuationToken);
string nextUrl = $"{host}{url}{nextQueryString}";
response.Next = nextUrl;
}
// add self links to platform
result.Instances.ForEach(i => i.SetPlatformSelfLinks(_storageBaseAndHost));
return(Ok(response));
}
catch (Exception e)
{
_logger.LogError($"Unable to perform query on instances due to: {e}");
return(StatusCode(500, $"Unable to perform query on instances due to: {e.Message}"));
}
}
